October weather in Delavan, IL
The average temperature in Delavan in October is °F (°F–°F). Average precipitation: 3.14 inches.
October is a fall month in Delavan, and is cooler than the annual average of 0°F. Expect about 9 days with precipitation. Daylight averages about 10h 54m.
Avg High
°F
Avg Low
°F
Precipitation
3.14 in
Daylight
10h 54m
October records in Delavan
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 84.0°F (1942) | 48.9°F (1942) | 0.46 in (1977) |
| October 2 | 84.0°F (1942) | 50.0°F (1943) | 1.93 in (1941) |
| October 3 | 75.9°F (1942) | 42.1°F (1943) | 4.30 in (1986) |
| October 4 | 73.0°F (1944) | 39.0°F (1943) | 1.00 in (2013) |
| October 5 | 80.1°F (1944) | 33.1°F (1943) | 2.78 in (1941) |
| October 6 | 86.0°F (1944) | 37.9°F (1943) | 1.10 in (1949) |
| October 7 | 82.0°F (1942) | 39.0°F (1943) | 0.90 in (1984) |
| October 8 | 84.0°F (1942) | 39.9°F (1943) | 0.96 in (1975) |
| October 9 | 82.0°F (1943) | 41.0°F (1943) | 1.09 in (2009) |
| October 10 | 82.9°F (1943) | 37.0°F (1944) | 1.22 in (1969) |
| October 11 | 82.9°F (1943) | 37.9°F (1944) | 2.26 in (1969) |
| October 12 | 78.1°F (1943) | 30.0°F (1944) | 1.90 in (1969) |
| October 13 | 73.9°F (1942) | 33.1°F (1944) | 3.24 in (1973) |
| October 14 | 73.0°F (1942) | 39.0°F (1943) | 1.76 in (2012) |
| October 15 | 59.0°F (1942) | 36.0°F (1943) | 2.54 in (1967) |
| October 16 | 69.1°F (1944) | 30.0°F (1944) | 1.00 in (1957) |
| October 17 | 75.0°F (1942) | 26.1°F (1943) | 1.69 in (1980) |
| October 18 | 77.0°F (1944) | 35.1°F (1943) | 0.97 in (1946) |
| October 19 | 73.9°F (1942) | 36.0°F (1942) | 1.05 in (1963) |
| October 20 | 81.0°F (1943) | 37.0°F (1942) | 2.26 in (1962) |
| October 21 | 72.0°F (1943) | 37.0°F (1944) | 1.34 in (1971) |
| October 22 | 69.1°F (1943) | 30.0°F (1944) | 1.25 in (1972) |
| October 23 | 73.9°F (1944) | 26.1°F (1942) | 2.68 in (1957) |
| October 24 | 73.0°F (1944) | 24.1°F (1942) | 1.26 in (2008) |
| October 25 | 72.0°F (1944) | 37.0°F (1942) | 2.30 in (2021) |
| October 26 | 66.0°F (1944) | 19.9°F (1942) | 1.03 in (1947) |
| October 27 | 66.0°F (1944) | 28.0°F (1942) | 0.93 in (1941) |
| October 28 | 73.9°F (1944) | 30.0°F (1943) | 1.02 in (1970) |
| October 29 | 68.0°F (1943) | 34.0°F (1944) | 0.95 in (1974) |
| October 30 | 69.1°F (1944) | 37.9°F (1944) | 1.59 in (2009) |
| October 31 | 79.0°F (1944) | 39.0°F (1942) | 2.38 in (2013) |